42 lines
		
	
	
	
		
			736 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			42 lines
		
	
	
	
		
			736 B
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "mcg.h"
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| 
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| static void init_idf();
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| static struct idf* str2idf(char* tg, int cp);
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| 
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| #define IDF_TYPE struct basicblock*
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| #define IDF_NAME block
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| #include <idf_pkg.spec>
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| #include <idf_pkg.body>
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| 
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| static int next_id = 0;
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| 
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| void bb_init(void)
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| {
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| 	init_idf();
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| }
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| 
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| struct basicblock* bb_get(const char* name)
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| {
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| 	struct idf* p;
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| 	
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| 	if (!name)
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| 		name = aprintf(".anon_bb_%d", next_id++);
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| 	p = str2idf((char*) name, 0);
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| 	if (!p->block)
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| 	{
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| 		p->block = calloc(1, sizeof(*p->block));
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| 		p->block->name = name;
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| 	}
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| 	return p->block;
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| }
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| 
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| void bb_alias(struct basicblock* block, const char* name)
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| {
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| 	struct idf* p = str2idf((char*) name, -1);
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| 	assert(p == NULL);
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| 
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| 	p = str2idf((char*) name, 0);
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| 	p->block = block;
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| }
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| 
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| /* vim: set sw=4 ts=4 expandtab : */
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